diff --git a/AUTHORS b/AUTHORS
index 10c5562482a..d7cc6f5d7a1 100644
--- a/AUTHORS
+++ b/AUTHORS
@@ -168,6 +168,7 @@ Paul Lalonde <paul.a.lalonde@gmail.com>
 Paul Sbarra <Sbarra.Paul@gmail.com>
 Petar Maymounkov <petarm@gmail.com>
 Peter Froehlich <peter.hans.froehlich@gmail.com>
+Peter Kleiweg <pkleiweg@xs4all.nl>
 Peter Mundy <go.peter.90@gmail.com>
 Peter Williams <pwil3058@gmail.com>
 Pieter Droogendijk <pieter@binky.org.uk>
diff --git a/CONTRIBUTORS b/CONTRIBUTORS
index c1ca3863093..4e586346d3f 100644
--- a/CONTRIBUTORS
+++ b/CONTRIBUTORS
@@ -243,6 +243,7 @@ Paul Lalonde <paul.a.lalonde@gmail.com>
 Paul Sbarra <Sbarra.Paul@gmail.com>
 Petar Maymounkov <petarm@gmail.com>
 Peter Froehlich <peter.hans.froehlich@gmail.com>
+Peter Kleiweg <pkleiweg@xs4all.nl>
 Peter McKenzie <petermck@google.com>
 Peter Mundy <go.peter.90@gmail.com>
 Péter Szabó <pts@google.com>